178212960

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{13751}}^1$

素因数の和:13778

約数の個数: 120

約数和(自身を含む): 628988976

約数和(自身を除く): 450776016

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 270, 288, 324, 360, 405, 432, 480, 540, 648, 720, 810, 864, 1080, 1296, 1440, 1620, 2160, 2592, 3240, 4320, 6480, 12960, 13751, 27502, 41253, 55004, 68755, 82506, 110008, 123759, 137510, 165012, 206265, 220016, 247518, 275020, 330024, 371277, 412530, 440032, 495036, 550040, 618795, 660048, 742554, 825060, 990072, 1100080, 1113831, 1237590, 1320096, 1485108, 1650120, 1856385, 1980144, 2200160, 2227662, 2475180, 2970216, 3300240, 3712770, 3960288, 4455324, 4950360, 5569155, 5940432, 6600480, 7425540, 8910648, 9900720, 11138310, 11880864, 14851080, 17821296, 19801440, 22276620, 29702160, 35642592, 44553240, 59404320, 89106480, 178212960]

約数ペア:

[(1, 178212960), (2, 89106480), (3, 59404320), (4, 44553240), (5, 35642592), (6, 29702160), (8, 22276620), (9, 19801440), (10, 17821296), (12, 14851080), (15, 11880864), (16, 11138310), (18, 9900720), (20, 8910648), (24, 7425540), (27, 6600480), (30, 5940432), (32, 5569155), (36, 4950360), (40, 4455324), (45, 3960288), (48, 3712770), (54, 3300240), (60, 2970216), (72, 2475180), (80, 2227662), (81, 2200160), (90, 1980144), (96, 1856385), (108, 1650120), (120, 1485108), (135, 1320096), (144, 1237590), (160, 1113831), (162, 1100080), (180, 990072), (216, 825060), (240, 742554), (270, 660048), (288, 618795), (324, 550040), (360, 495036), (405, 440032), (432, 412530), (480, 371277), (540, 330024), (648, 275020), (720, 247518), (810, 220016), (864, 206265), (1080, 165012), (1296, 137510), (1440, 123759), (1620, 110008), (2160, 82506), (2592, 68755), (3240, 55004), (4320, 41253), (6480, 27502), (12960, 13751)]